Yk-face

Added

- Extra face process request argument 'processings' validations.

Fixed

- Process default configurations value to empty array instead of None.

Fixed

- Configuration argument name fix.

Added

- Configurations argument to face process request

Changed

- Rebrand to YouFace.

Added

- Added async coverage to all face and group function endpoints.

Added

- Face process validation function.
- Verify images function.
- FaceException class.